- Northwest Forest Plan (U.S.)3
- Aquatic resources conservation -- Pacific States1
- Architecture -- Northwest, Pacific -- History1
- Civilian Conservation Corps (U.S.) -- History -- Bibliography1
- Density Management and Riparian Buffer study in Western Oregon1
- Ecological disturbances -- Northwest, Pacific -- Measurement1
- Forest Inventory and Analysis Program (U.S.)1
- Forest management -- Oregon, Western1
- Forest management -- Pacific States1
- Forest policy -- Economic aspects -- Northwest, Pacific1
- Forest policy -- Northwest, Pacific -- History -- Bibliography1
- Forest policy -- Oregon, Western1
- Forest policy -- Social aspects -- Northwest, Pacific1
- Forest policy -- United States -- History -- Bibliography1
- Forest reserves -- Northwest, Pacific -- History -- Bibliography1
- Forest reserves -- United States -- History -- Bibliography1
- Forest surveys -- Methodology1
- Forest surveys -- Statistical methods1
- Forest thinning -- Oregon, Western1
- Forests and forestry -- Northwest, Pacific -- History1